126 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 6 



Textularia conica d'Orbigny 

 Plate 14, Figs. 8a, b, c 



Textularia conica d'Orbigny, in De la Sagra, Hist. Fis. Pol. Nat. 

 Cuba, "Foraminiferes," 1839, p. 143, pi. 1, figs. 19, 20; H. B. Brady, 

 Rep. Voy. Challenger, Zool., vol. 9, 1884, p. 365, pi. 43, figs. 13, 14; 

 pi. 113, fig. 1; Goes, Bull. Mus. Comp. Zool., vol. 29, 1896, p. 43; 

 Cushman, Proc. U. S. Nat. Mus., vol. 59, 1921, p. 50, pi. 11, figs. 4-6; 

 U. S. Nat. Mus. Bull. 100, vol. 4, 1921, p. 123, pi. 25, figs. 2a-c; Car- 

 negie Inst. Washington Publ. 311, 1922, p. 24, pi. 2, fig. 4; U. S. Nat. 

 Mus. Bull. 104, pt. 3, 1922, p. 22, pi. 5, figs. 5-7; Carnegie Inst. 

 Washington Publ. 342, 1924, p. 15, pi. 1, fig. 6; U. S. Nat. Mus. Bull. 

 161, 1932, p. 11, pi. 2, figs. 8-10; pi. 3, figs. 1, 3. 



Test small, triangular in front view, usually wider than high, broadly 

 oval in end view, somewhat compressed, peripheral margin subacute, 

 initial end bluntly pointed ; chambers comparatively few, low and broad, 

 gradually increasing in height as added, slightly inflated ; sutures distinct, 

 slightly depressed, nearly horizontal but tending to curve downward near 

 the peripheral margin; wall arenaceous, smooth or slightly roughened 

 with a large proportion of calcareous cement; aperture a narrow slit at 

 the base of the inner margin of the last-formed chamber. Length, up to 

 1.00 mm.; greatest width, up to 1.00 mm.; thickness, up to 0.50 mm. 



Textularia conica d'Orbigny is widely distributed in the waters ad- 

 jacent to the West Indies. It has been noted at a number of localities in 

 the Tropical Pacific. It is present at the following Hancock Expedition 

 stations: 58, 62, 227, 238, 275, 306, 320, 322, 329, 330, 401, 411, 412, 

 413, 414, 416, 421, 423, 457, 458, 460, 461, 462, 463, 464, 465, 466, 

 467, 468, 470, 473, 478, 481, 505, 540, 584, 1048, 2010, 2035, and 2074. 



Distribution. — In Gulf of California, off Mexico, Central America, 

 Colombia, and the Galapagos Islands, in 1 to 111 fms. 



Textularia corrugata Heron-Allen and Earland 

 Plate 14, Figs, ^a, h, c, d 



Textularia conica d'Orbigny, var. corrugata Heron-Allen and Ear- 

 land, Trans. Zool. Soc. London, vol. 20, 1915, p. 629, pi. 47, figs. 24-27. 



Textularia corrugata Cushman (not Costa), U. S. Nat. Mus. Bull. 

 161, pt. 1, 1932, p. 12, pi. 3, figs. 2, 4. 



